306 FLORIDA STAFF GEOLOGICAL SURVEY. 
PAGE. 
Tampa formation .117 
Tampa, precipitation at .' 126 
temperature at . 124 
wells at . 260 
Tarpon Springs, wells at . 257 
Temperatrue in eastern and southern Florida ... 123 
Tillman, wells at . 243 
Titusville, wells at . 243 
Topography of eastern Florida . 121 
Topographic map, explanation of . 82 
Underground circulation of water. 133 
Underground water level, relation of, to phosphate deposits . 59 
Valkaria, wells at . 245 
Vaughn, T. W. 39 
Vicksburg limestone . 114 
Vogt, Albertus . 42 
Volusia county, areas of artesian flow in . 222 
location and surface features of . 221 
map of . 223 
water bearing formations of . 222 
Waggaman, W. H. 44 
Walkill, wells at . 205 
Wall Springs, wells at ....: . 257 
Waste of artesian water. 152 
Water supply, paper on . 113 
Welaka, wells at . 212 
West Jupiter, wells at . 277 
West Tocoi, wells at . 205 
Woodburn, wells at . 213 
Williams Crossing, wells at . 205 
Willis, Edward . 44 
Wyatt, Francis ...45, 50 
Yamato, wells at . 277 
Yelvington, wells at . 196^ 
